From owner-freebsd-questions Wed Oct 27 8:55:58 1999 Delivered-To: freebsd-questions@freebsd.org Received: from mobil.surnet.ru (mobil.surnet.ru [195.54.2.7]) by hub.freebsd.org (Postfix) with ESMTP id A5F00153FF; Wed, 27 Oct 1999 08:55:21 -0700 (PDT) (envelope-from ilia@cgilh.chel.su) Received: (from uucgilh@localhost) by mobil.surnet.ru (8.9.1a/8.9.1) with UUCP id VAA03509; Wed, 27 Oct 1999 21:50:24 +0600 (ESS) Received: (from uucp@localhost) by cgilh.chel.su (8.8.7/8.8.7) with UUCP id VAA00802; Wed, 27 Oct 1999 21:46:58 +0600 Received: from localhost (ilia@localhost) by localhost.cgu.chel.su (8.9.3/8.9.2) with ESMTP id VAA00405; Wed, 27 Oct 1999 21:33:23 +0600 (ESS) (envelope-from ilia@cgilh.chel.su) X-Authentication-Warning: localhost.cgu.chel.su: ilia owned process doing -bs Date: Wed, 27 Oct 1999 21:33:20 +0600 (ESS) From: Ilia Chipitsine X-Sender: ilia@localhost.cgu.chel.su To: questions@FreeBSD.ORG Cc: hackers@FreeBSD.ORG Subject: why FFS is THAT slower than EXT2 ? Message-ID: MIME-Version: 1.0 Content-Type: MULTIPART/MIXED; BOUNDARY="0-1024619076-941038400=:390" Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. Send mail to mime@docserver.cac.washington.edu for more info. --0-1024619076-941038400=:390 Content-Type: TEXT/PLAIN; charset=koi8-r Content-Transfer-Encoding: 8BIT -----BEGIN PGP SIGNED MESSAGE----- Well, guys, listen :-) I and my friends mentioned that "FreeBSD + ffs" is often slower (THAT slower) than "Linux + ext2" for number of tasks: rm, find, tar ... for IDE & SCSI disks. I didn't try things like "FreeBSD + ext2" or "Linux + ffs". I attached here results of the test I performed. For test I "gunzip"ped FreeBSD ports collection, in attachment You can find "scripted" output of "# time sh install.sh" for both systems. Also there are "dmesg" outputs. machine was THE SAME: read "dmesg", FreeBSD-3.3 + softupdates + "# tunefs -o time" + "flags 0xb0ffb0ff" (kernel was compiled with "-O2") Linux - RedHat-6.0 with out_of_box_kernel, just "# hdparm -d 1 -c 3 -m 16 /dev/hda", read "hdparm" output... even as non-native English speaker I know few other other words which begin with "f" :-) is "fast" the propriate one for "ffs" ? Regards, (Наилучшие пожелания) Ilia Chipitsine (Илья Шипицин) -----BEGIN PGP SIGNATURE----- Version: 2.6.3ia Charset: noconv iQB1AwUBOBcbQuRxlWKN2EXhAQHHqgL+K+2O8gkv1kYs8AhsqbMsIFTG5u7gfzcT oqqhKlTUlTtaKtAl6g/CnKsPpxfh0CaMEmQC+5bzqSa4MnZcyHwiAWlrNLRlU08A DfYJQRGa/6S5OiaJVYnsAuKnbr6tLZGZ =YWer -----END PGP SIGNATURE----- --0-1024619076-941038400=:390 Content-Type: APPLICATION/octet-stream; name="wtf.tar.gz" Content-Transfer-Encoding: BASE64 Content-ID: Content-Description: Content-Disposition: attachment; filename="wtf.tar.gz" H4sICIMXFzgCA3d0Zi50YXIA7Vl9b9vI0c+/JZDvMMjhUAuRqF2+SsQleGRJ TvQkslVLTlMUB2NFLiWeKJLHJW3rPv0zs6RkO73eAQVyRfuEgCi+zM7Ozs7r j9Feqo35Mcnqhxdf6+CMeY4DL4AO9sU/gONxC8BnzPW47XAOwLntey+AvfgD jlpVogR4UeZ59Vt091sp0xf/dYfeebiTpUryDCzTMt0ed+GM1PE/RV7uDmYk 72RqljLaisoM830HzjZheBojN6HqWeaQm54HfDgcMps7/YbvmX7JTW5aUMpU CiU7HfiOwxwHjooS6cGyAosHbAjTyUqPNyaykmElI+C2bfmW6zrw/hcoyjyU SuWlaYzzTOWpDCDM07wu4dO70WsYsAfLNcYiTdalqJJsA5FMxQHSPC9M0wTX 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